National Forecast
Issued at: 22 August 2026 15:00
TODAY - Saturday 22nd August
Dry for the rest of today. Late sunshine across much of Munster and south Leinster with a mix of cloud and sunny spells elsewhere.
TONIGHT
Dry and calm tonight with clear spells. Chilly though with lowest temperatures of 5 to 9 degrees, possibly a touch lower locally with local grass frost too. Some mist and fog in places also.
TOMORROW - Sunday 23rd August
On Sunday morning, any mist and fog will clear quickly, leaving a mostly dry and calm day with mild or rather warm sunny spells. There is just the chance of an isolated shower in Ulster. After a cool start, afternoon maxima will range 17 to 22 degrees; warmest for southern counties.
National Outlook
Overview: Plenty of dry weather on Monday but turning more unsettled from Tuesday onwards with spells of rain, possibly turning heavy.
Sunday night: Remaining dry with clear spells. Some mist and fog patches will develop once again in a light southeast or variable breeze. Lowest temperatures of 6 to 10 degrees.
Monday: Another largely dry and bright day with spells of sunshine. Scattered light showers will spread from the south later. Highest temperatures of 18 to 22 degrees in light to moderate east to southeast winds.
Monday night: Becoming cloudier overnight with scattered patches of rain and drizzle spreading from the south. A milder night with lowest temperatures of 11 to 16 degrees in a light to moderate east to southeast breeze.
Tuesday: A generally cloudy day with outbreaks of rain and drizzle. A spell of heavier rain will push into the south and southwest towards evening. Highest temperatures of 18 to 22 degrees in moderate east to southeast winds.
Wednesday: Cloudy for most on Wednesday with outbreaks of rain, turning heavy and possibly thundery in places as the day goes on. Highest temperatures of 18 to 23 degrees in moderate easterly winds.
Further outlook: Remaining unsettled to end the working week with further spells of rain, some possibly turning heavy.
Temperature circle (°C): maximum and minimum temperature forecast for each day. Wind symbol (km/h): arrow points in the direction the wind is blowing. The weather and wind icons: for the time of maximum temperature and minimum temperature.